* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
 
}
li {
    list-style: none;
  }
  
  a {
    text-decoration: none;
  }
  
  em,
  i {
    font-style: normal;
  }
  
  input button {
    border: 0;
    outline: none;
    cursor: pointer;
  }
  
  /* 双伪元素清除法 */
  .clearfix::before,
  .clearfix::after {
    content: "";
    display: table;
  }
  
  .clearfix::after {
    clear: both;
  }
  .w {
    width: 1130px;
    margin: 0 auto;
    
  }
  body{
    background-attachment: fixed;
    background-image: url("@/style/images/wallhaven-yjg137_3840x2160.png");
    background-size: 100%;
    background-repeat: no-repeat;
    padding-bottom: 170px;
  }
  html{
    position: relative;
  }
  #app{
    min-height: 100vh;
}   
  
  
